CN101390332B - 用于带有保留码的同步流密码加密的方法与装置 - Google Patents

用于带有保留码的同步流密码加密的方法与装置 Download PDF

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Publication number
CN101390332B
CN101390332B CN2007800063795A CN200780006379A CN101390332B CN 101390332 B CN101390332 B CN 101390332B CN 2007800063795 A CN2007800063795 A CN 2007800063795A CN 200780006379 A CN200780006379 A CN 200780006379A CN 101390332 B CN101390332 B CN 101390332B
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China
Prior art keywords
key
encryption
input word
words
signal
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CN2007800063795A
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English (en)
Chinese (zh)
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CN101390332A (zh
Inventor
M·J·弗利兹
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Texas Instruments Inc
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Texas Instruments Inc
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
    • H04L9/065—Encryption by serially and continuously modifying data stream elements, e.g. stream cipher systems, RC4, SEAL or A5/3
    • H04L9/0656—Pseudorandom key sequence combined element-for-element with data sequence, e.g. one-time-pad [OTP] or Vernam's cipher
    • H04L9/0662—Pseudorandom key sequence combined element-for-element with data sequence, e.g. one-time-pad [OTP] or Vernam's cipher with particular pseudorandom sequence generator
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H04L65/60—Network streaming of media packets
    • H04L65/70—Media network packetisation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/34—Encoding or coding, e.g. Huffman coding or error correction

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Security & Cryptography (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
CN2007800063795A 2006-02-23 2007-02-23 用于带有保留码的同步流密码加密的方法与装置 Active CN101390332B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US11/360,138 US7734044B2 (en) 2006-02-23 2006-02-23 Method and apparatus for synchronous stream cipher encryption with reserved codes
US11/360,138 2006-02-23
PCT/US2007/062647 WO2007101085A2 (fr) 2006-02-23 2007-02-23 Procédé et appareil de chiffrement de flux synchrone à l'aide de codes réservés

Publications (2)

Publication Number Publication Date
CN101390332A CN101390332A (zh) 2009-03-18
CN101390332B true CN101390332B (zh) 2012-09-05

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CN2007800063795A Active CN101390332B (zh) 2006-02-23 2007-02-23 用于带有保留码的同步流密码加密的方法与装置

Country Status (5)

Country Link
US (1) US7734044B2 (fr)
EP (1) EP1994672B1 (fr)
JP (1) JP2009528006A (fr)
CN (1) CN101390332B (fr)
WO (1) WO2007101085A2 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8889235B2 (en) * 2009-05-13 2014-11-18 Air Products And Chemicals, Inc. Dielectric barrier deposition using nitrogen containing precursor
US9680806B2 (en) * 2014-06-11 2017-06-13 New York University Secure transactions using alphacodes
KR102314917B1 (ko) * 2015-03-19 2021-10-21 삼성전자주식회사 통신 시스템에서 디바이스들 간의 연결 설정 방법 및 장치
US11533170B2 (en) * 2018-12-17 2022-12-20 Intel Corporation Hardware mechanisms for link encryption
CN114827672B (zh) * 2022-04-29 2024-03-15 武汉船舶通信研究所（中国船舶重工集团公司第七二二研究所） 一种hd-sdi接口的传输加密方法及装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1516385A (zh) * 1998-06-25 2004-07-28 皇家菲利浦电子有限公司 数据流发生程序和存储介质加密数据项流信号和记录载体

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SE464271B (sv) * 1990-03-23 1991-03-25 Televerket Foerfarande och anordning foer kryptering/dekryptering av digitalt flerljud i teve
US6009135A (en) * 1997-10-10 1999-12-28 Interdigtal Technology Corporation Method and apparatus for generating a stream cipher
US6490357B1 (en) * 1998-08-28 2002-12-03 Qualcomm Incorporated Method and apparatus for generating encryption stream ciphers
US6909785B1 (en) * 1999-11-11 2005-06-21 Qualcomm, Inc. Method and apparatus for efficient irregular synchronization of a stream cipher
US7190787B1 (en) * 1999-11-30 2007-03-13 Intel Corporation Stream cipher having a combiner function with storage based shuffle unit
JP2001274786A (ja) * 2000-01-21 2001-10-05 Victor Co Of Japan Ltd コンテンツ情報伝送方法、コンテンツ情報記録方法、コンテンツ情報伝送装置、コンテンツ情報記録装置、伝送媒体、及び記録媒体
US20010031050A1 (en) * 2000-02-14 2001-10-18 Lateca Computer Inc. N.V. Key generator
US7961712B2 (en) * 2000-05-08 2011-06-14 Broadcom Corporation System and method for supporting multiple voice channels
US7003109B2 (en) * 2001-04-19 2006-02-21 City University Of Hong Kong Compact crypto-engine for random number and stream cipher generation
US7072488B2 (en) * 2001-07-11 2006-07-04 Canon Kabushiki Kaisha Data processing method and apparatus
US20040086117A1 (en) * 2002-06-06 2004-05-06 Petersen Mette Vesterager Methods for improving unpredictability of output of pseudo-random number generators
US7206940B2 (en) * 2002-06-24 2007-04-17 Microsoft Corporation Methods and systems providing per pixel security and functionality
US7221757B2 (en) * 2002-08-15 2007-05-22 Opentv, Inc. Method and system for accelerated data encryption
US7751565B2 (en) * 2005-01-25 2010-07-06 Pak Kay Yuen Secure encryption system, device and method

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1516385A (zh) * 1998-06-25 2004-07-28 皇家菲利浦电子有限公司 数据流发生程序和存储介质加密数据项流信号和记录载体

Also Published As

Publication number Publication date
EP1994672A4 (fr) 2011-06-15
EP1994672B1 (fr) 2017-10-25
WO2007101085A2 (fr) 2007-09-07
EP1994672A2 (fr) 2008-11-26
US7734044B2 (en) 2010-06-08
JP2009528006A (ja) 2009-07-30
WO2007101085A3 (fr) 2008-02-14
CN101390332A (zh) 2009-03-18
US20080019513A1 (en) 2008-01-24

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